Tissue Culture: Used in plants, Involves a callus, Cells grow on agar gel, Avoids collecting seeds, Embryo Transplantation: Commonly used by cattle farmers, Sperm fertilises egg, Adult Cell Cloning: Nucleus from a body cell is placed in an egg cell, Has a very high failure rate, 2 techniques: Used in animals, Requires a host mother, No fertilisation occurs, All 3: Produces genetically identical copies,

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恢復自動保存: ?